1 files changed, 2 insertions, 0 deletions

diff --git a/plugins/check_swap.d/swap.c b/plugins/check_swap.d/swap.c
index 2fe4544f..180d5037 100644
--- a/plugins/check_swap.d/swap.c
+++ b/plugins/check_swap.d/swap.c
@@ -14,6 +14,8 @@ swap_config swap_config_init(void) {
         tmp.warn_is_set = false;
         tmp.crit_is_set = false;
 
+        tmp.output_format_is_set = false;
+
 #ifdef _AIX
         tmp.on_aix = true;
 #else